Susan sold half of her comic books and then bought 8 more She now has 13. How many did she begin with

What is the answer for k+5=13

The area of a rectangle is 56 square inches. the width of the rectangle is 7 in. What is the length?

change 270.50° to degrees mins and seconds

If the nth term of a sequence is 45 - 9n what is the 8th term?

Two cards are drawn from a well shuffled standard deck of cards of cards. Match each scenario to its probability The probability of drawing a red ace followed by another ace if any color without replacement.

If you are 29 years old, you have been alive for about 920,000,000 seconds. write this number in scientific notation.

What is 10/6as a improper fraction

Henry is considering purchasing a mountain bike he likes to brakes cost $500 and the other cost $600 he tells his dad that the bike that is where expensive is 20% more than the cost of the other bike is he correct

Molly is making a sign in the shape of a trapezoid. One base is 18 inches and the other is 30 inches. How high must she make the sign so its area is 504 square inches?

While hiking, Sanjay went up 200 meters. If Sanjay started at 500 meters above sea level, which integers represents his elevation now?